Enhance Motion Sensing with WT901CL Bluetooth sensor - Precision in MotionSeo-Miceyun (Shenzhen) Intelligent Technology Co., Ltd.

BWT901CL 9-axis Bluetooth Gyroscope Accelerometer Sensor

The WT901BCL Bluetooth sensor is a game-changer in motion tracking technology, integrating high-precision sensors and advanced algorithms for real-time motion posture analysis. With exceptional accuracy and stability, this sensor delivers precise data outputs for a wide range of applications.

Description

Overview

"Immerse yourself in the world of BWT901CL 9-axis Bluetooth Gyroscope Accelerometer Sensor, a marvel of innovation that redefines motion sensing technology.

Harnessing the synergy of high-precision gyroscopes, accelerometers, and geomagnetic field sensors, coupled with cutting-edge microprocessors and advanced Kalman dynamic filtering algorithms, this module swiftly deciphers real-time motion postures with precision and accuracy.

Through the implementation of state-of-the-art digital filtering technology, this sensor effectively minimizes measurement noise and elevates measurement accuracy to new heights.

Experience unparalleled accuracy with the integration of an attitude solver and the dynamic Kalman filter algorithm within the module. It delivers precise real-time attitude outputs in dynamic environments, boasting an impressive attitude measurement accuracy of 0.2° and exceptional stability that exceeds that of professional inclination angle instruments.

By incorporating the Z-axis heading angle into the geomagnetic sensor filter fusion, this sensor eliminates cumulative errors induced by gyroscope drift in the 6-axis algorithm. The result is a stable, long-term output of heading angle data.

Unleash the full potential of your projects with the BWT901CL sensor—where cutting-edge technology meets flawless precision."

Specifications

Accelerometer parameters

Parameters	Condition	Typical value
Measuring range	/	±16g
Resolution ratio	±16g	0.0005(g/LSB)
RMS noise	Bandwidth=100Hz	0.75~1mg-rms
Static zero drift	Place horizontally	±20~40mg
Temperature drift	-40°C ~ +85°C	±0.15mg/℃
Bandwidth	/	5~256Hz

Gyroscope parameters

Parameters	Condition	Typical value
Measuring range	/	±2000°/s
Resolution ratio	±2000°/s	0.061(°/s)/(LSB)
RMS noise	Bandwidth=100Hz	0.028~0.07(°/s)-rms
Static zero drift	Place horizontally	±0.5~1°/s
Temperature drift	-40°C ~ +85°C	±0.005~0.015 (°/s)/℃
Bandwidth	/	5~256Hz
Bias stability	/	≤10deg/h
Sensitivity	/	≤0.015deg/s rms

Magnetometer parameters

parameters	Condition	Typical value
Measuring range	/	±2Gauss
Resolution ratio	±2Gauss	8.333nT/LSB

Pitch and roll angle parameters

parameters	Condition	Typical value
Measuring range	/	X:±180°
Measuring range	/	Y:±90°
Inclination accuracy	/	0.2°
Resolution ratio	Place horizontally	0.0055°
Temperature drift	-40°C ~ +85°C	±0.5~1°

Heading angle parameter

parameters	Condition	Typical value
Measuring range	/	Z:±180°
heading accuracy	9-axis algorithm, magnetic field calibration, dynamic/static	1°（Without interference from magnetic fields）【1】
heading accuracy	6-axis algorithm, static	0.5°（Dynamic integral cumulative error exists）【2】
Resolution ratio	Place horizontally	0.0055°

Note:

【1】Please perform magnetic field calibration in the testing environment before use to ensure that the sensor is familiar with the magnetic field in the environment. During calibration, please stay away from magnetic interference.

【2】In some vibration environments, there will be cumulative errors. The specific errors cannot be estimated. Based on actual testing

Module parameters

Parameter	Condition	minimum value	Default	maximum value
Communication Interface	UART	115200bps	115200bps	115200bps
Output content	/	3-axis acceleration, 3-axis angular velocity, 3-axis magnetic field, 3-axis angle, quaternion, port status
Output rate	/	0.2Hz	10Hz	200Hz
Start Time	/	/	/	1000ms
Number of cascades	Bluetooth multi-link adapter	/	/	4pcs
Bluetooth transmission distance	open environment	/	/	10m
Operating temperature	/	-20℃	/	60℃
Storage temperature	/	-40℃	/	85℃
Shock proof	/	/	/	20000g

Application

· Virtual reality/augmented reality, head-mounted displays

· Large-scale agricultural automatic farming

· Safety monitoring of high-altitude operations

· Drones, manned aircraft

· Industrial attitude monitoring

· Human motion tracking/capture

· Robots, autonomous guided transport vehicles

· Pedestrian navigation

· Unmanned driving/assisted driving

· Military, intelligent weapons and equipment

Application scenarios

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